SiteOrigin Custom Color Picker Palette The Custom Palette feature replaces the default palette colors with 5 colors of your choosing. Set the colors in the customizer. Prime adds an additional three slots for 8 colors in total. SiteOrigin Widget Set Custom Colors SiteOrigin Widget Use Custom Colors Echelon Prime Subscribe to Echelon Prime to unlock full functionality. More Info. PRIME PERSONAL Get Prime for a single developer. Suitable for individuals, site owners and freelancers. PRIME TEAM Get Prime for two or more developers. Suitable for agencies, teams and companies.